Replace special IC builtins and stubs in the map's cache by codestubs.

src/stub-cache.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 118 matching lines @@
                                         Handle<JSObject> holder,
                                         Handle<JSFunction> value);
 
   Handle<Code> ComputeKeyedLoadInterceptor(Handle<String> name,
                                            Handle<JSObject> receiver,
                                            Handle<JSObject> holder);
 
   Handle<Code> ComputeKeyedLoadArrayLength(Handle<String> name,
                                            Handle<JSArray> receiver);
 
-  Handle<Code> ComputeKeyedLoadStringLength(Handle<String> name,
-                                            Handle<String> receiver);
-
   Handle<Code> ComputeKeyedLoadFunctionPrototype(Handle<String> name,
                                                  Handle<JSFunction> receiver);
 
   // ---
 
   Handle<Code> ComputeStoreField(Handle<String> name,
                                  Handle<JSObject> receiver,
                                  int field_index,
                                  Handle<Map> transition,
                                  StrictModeFlag strict_mode);
@@ skipping 513 matching lines @@
                                    Handle<JSObject> object,
                                    Handle<JSObject> holder,
                                    Handle<JSFunction> value);
 
   Handle<Code> CompileLoadInterceptor(Handle<JSObject> object,
                                       Handle<JSObject> holder,
                                       Handle<String> name);
 
   Handle<Code> CompileLoadArrayLength(Handle<String> name);
 
-  Handle<Code> CompileLoadStringLength(Handle<String> name);
-
   Handle<Code> CompileLoadFunctionPrototype(Handle<String> name);
 
   Handle<Code> CompileLoadElement(Handle<Map> receiver_map);
 
   Handle<Code> CompileLoadPolymorphic(MapHandleList* receiver_maps,
                                       CodeHandleList* handler_ics);
 
   static void GenerateLoadDictionaryElement(MacroAssembler* masm);
 
  private:
@@ skipping 240 matching lines @@
   Handle<JSFunction> constant_function_;
   bool is_simple_api_call_;
   Handle<FunctionTemplateInfo> expected_receiver_type_;
   Handle<CallHandlerInfo> api_call_info_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_STUB_CACHE_H_